code: def getParser():
      "Creates and returns the argparse parser object."
      parser = argparse.ArgumentParser(
          description=__description__,
          formatter_class=RawTextHelpFormatter,
      )
      parser.add_argument(
          "gradient",
          help="The gradient magnitude image of the image to segment.",
      )
      parser.add_argument(
          "region", help="The region image of the image to segment."
      )
      parser.add_argument(
          "markers",
          help="Binary image containing the foreground (=1) and background (=2) markers.",
      )
      parser.add_argument(
          "output", help="The output image containing the segmentation."
      )
      parser.add_argument(
          "-f",
          dest="force",
          action="store_true",
          help="Set this flag to silently override files that exist.",
      )
      parser.add_argument(
          "-v",
          dest="verbose",
          action="store_true",
          help="Display more information.",
      )
      parser.add_argument(
          "-d",
          dest="debug",
          action="store_true",
          help="Display debug information.",
      )
  
      return parser
  
file_path: medpy/bin/medpy_graphcut_label_wsplit.py
imports: from argparse import RawTextHelpFormatter
  import argparse
  import logging
  import os
  from medpy.core import Logger
  from medpy.io import load, save
  from medpy.graphcut.wrapper import split_marker, graphcut_split, graphcut_stawiaski
label_desc: Use image node_id 3 for calling a global function with example usage: getParser() and returns: parser